1. Are you trading company or manufacturer ?
Answer: We are manufacturer.
2. How long is your delivery time ?
Answer: Small order less than 10 days, large quantity less than 30 days; customized products 30 working days.
3. Which way to deliver the goods?
Answer: usually by DHL
4. Do you provide sample? is it free ?
Answer: We provide sample, it is not free.
5. What is your payment terms?
Answer: T/T or Western Union
6. How long is the warranty?
Answer: For electronic products is one year from delivery date.
7. Can you design control system? is it free?
Answer: We always customize system or power supply, it is free for special order